public static bool IsOverrideOrInterfaceImplementation(this IParameterSymbol @this)
{
if (@this == null)
{
throw new ArgumentNullException(nameof(@this));
}
return(@this.OverriddenAndImplementedInterfaceMembers().Any()); //.Count() > 1; //1 for self
}
public static IEnumerable <AttributeData> DeclaredAndInheritedAttributes(this IParameterSymbol @this)
{
if (@this == null)
{
throw new ArgumentNullException(nameof(@this));
}
return(@this
.Concat(@this.OverriddenAndImplementedInterfaceMembers())
.SelectMany(s => s.GetAttributes()));
}